尿素合成是一个幸运的发现，但它开辟了一个新的研究领域。

我喜欢梦想未来而非追思既往的历史。

Without passion, there might be no error, but without passion, there would certainly be no greatness.

"With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how."

变得更好的唯一方式是与最强者竞争。